CZ-NORDICTELECOMREGIONAL-20051121
Cluster stats
| Netblocks | 3 |
| All fragments | 230 blocks across 35 clusters |
| Cluster ID | 192233044 |
| Registry | RIPE |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | unresolved |
| Shared handles | clustered on 4 shared RIR contact/maintainer handles |
| Registry names | 1 distinct registrant name across these blocks |
| full provenance (JSON) → · how attribution works | |
IP Ranges (3)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 80.251.240.0/21 | CZ-NORDICTELECOMREGIONAL-20051121 | RIPE | ASSIGNED PA | ● low |
| 80.251.248.0 – 80.251.253.255 | CZ-NORDICTELECOMREGIONAL-20051121 | RIPE | ASSIGNED PA | ● low |
| 80.251.254.0/23 | CZ-NORDICTELECOMREGIONAL-20051121 | RIPE | ASSIGNED PA | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
100.0%
of checked blocks have valid RPKI ROA coverage
(3 of 3)
RPKI-inferred operator
O2 Czech Republic, a.s.
Nearly all of this network's RPKI-covered space is cryptographically authorized for this
single operator — the registered netname is likely one of its internal infrastructure labels.
No discrepancies found among checked blocks.
NIC Handles
AS5610-MTN
DUMY-RIPE
DUMY-RIPE
mnt-nordictelecom